🟢 Audi A3 2015 Engine overheating temperature gauge high

Audi A3 2015 temperature gauge climbing toward red. Pulled over safely. No visible leaks initially. 79020 km. This fault code is stored when the engine control unit detects a specific fault condition. Common causes include sensor failures, wiring faults, and component wear. Always read additional fault codes before replacing parts — multiple codes together provide a clearer diagnosis. Clear the code after repair and test drive to confirm the fault does not return.